China HS Code

HS Code 731811: Threaded articles : Coach screws in China

Q: Is HS code 731811 the same across all countries?

Yes — up to the 6-digit level, HS code 731811 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. China extends it under China HS / CCCHS.

Q: What system does China use to classify HS code 731811?

China classifies products under the Customs Import and Export Tariff of the People's Republic of China (China HS / CCCHS; locally 中华人民共和国海关进出口税则), which extends HS codes to 13 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 731811 in China?

The official source is http://english.customs.gov.cn/. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 731811 in China

Under China's Customs Import and Export Tariff of the People's Republic of China (中华人民共和国海关进出口税则), HS Code 731811 is the WCO Harmonized System subheading for Threaded articles : Coach screws. This is the most detailed internationally standardized level; China extends classifications to 13 digits under its national tariff system. 731811 belongs to Section XV: Base metals and articles of base metal, Chapter 73: Articles of iron or steel, Heading 7318: Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel.

Explore more 2026 Latest China import export trade data and shipment records for HS Code Coach Screws on TradeInt global trade data platform

Classification Path of HS Code 731811 in China

Section XV

Chapters (72-83) Base metals and articles of base metal

Chapter 73

Articles of iron or steel

HS Code 7318

Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel

HS Code 731811

Threaded articles : Coach screws

HS Code 73181100

Screws, coach, i/s 方头螺钉

China Tariff Classification: Customs Import and Export Tariff of the People's Republic of China (China HS / CCCHS)

In China, HS 731811 is classified under the Customs Import and Export Tariff of the People's Republic of China (中华人民共和国海关进出口税则) — a 13-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Customs Import and Export Tariff of the People's Republic of China (China HS / CCCHS)

Local name 中华人民共和国海关进出口税则

Digits 13

Official source http://english.customs.gov.cn/

You know what 731811 means. Now see 2026 latest real trade activity for Coach Screws in China.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

Search 2026 Latest China Import Data Search 2026 Latest China Export Data

Top Trading Product of HS Code 7318

Top China import Product Under HS Code 7318

1 731815: Threaded articles : Other screws and bolts, whether or not with their nuts or washers $1.0B 2 731816: Threaded articles : Nuts $466.3M 3 731822: Nonthreaded articles : Other washers $253.8M

Figures shown for 2025.

For more 2026 recent data, search for China import trade records

Top China export Product Under HS Code 7318

1 731815: Threaded articles : Other screws and bolts, whether or not with their nuts or washers $4.5B 2 731816: Threaded articles : Nuts $1.7B 3 731814: Threaded articles : Selftapping screws $1.1B

Figures shown for 2025.

For more 2026 recent data, search for China export trade records

Related HS Code to China Coach Screws (731811)

HS Code 73181100

Screws, coach, i/s

HS Code 731812

Threaded articles : Other wood screws

HS Code 731813

Threaded articles : Screw hooks and screw rings

HS Code 731814

Threaded articles : Selftapping screws

HS Code 731815

Threaded articles : Other screws and bolts, whether or not with their nuts or washers

HS Code 731816

Threaded articles : Nuts

HS Code 731819

Threaded articles : Other

HS Code 731821

Nonthreaded articles : Spring washers and other lock washers

HS Code 731822

Nonthreaded articles : Other washers

HS Code 731823

Nonthreaded articles : Rivets

Frequently Asked Questions

What is HS code 731811 in China?

HS code 731811 covers Threaded articles : Coach screws in China. It sits in Chapter 73 (Articles of iron or steel), Heading 7318 of the Harmonized System, and is classified under China HS / CCCHS.

Is HS code 731811 the same across all countries?

What system does China use to classify HS code 731811?

Where can I officially look up HS code 731811 in China?